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4. Lift the lower retaining clip and remove the KSD by pulling it in the direction 
of the door opening.
5. Insert the new KSD evenly and straight into the opening until the upper 
and lower retaining clips snap in.
6. Plug in all connectors.
10.20 Removal and installation of the KCP coupler
Preconditions  The robot controller must be switched off and secured to prevent unau-
thorized persons from switching it on again.
 Back-up must be completed.
 The power cable must be de-energized.
 Observe the ESD guidelines.
Procedure 1. Open the control cabinet door.
2. Unplug all connectors on the KCP coupler card.
3. Remove the fastening screws (1).
4. Install and fasten the new KCP coupler card.
5. Plug in all connectors.
10.21 Installing the KUKA System Software (KSS) 
Fig. 10-13: Exchanging the KSD
1 Retaining clip 2 Locking device
Further information is contained in the operating and programming instruc-
tions for the KUKA System Software (KSS).